A. Fast food can develop many illnesses. B. Fast food meals are not nutritionally balanced. C. Fast food meals lack of vegetables and fruit. D. Fast food contains too much sugar. 参考答案:B 答案解析:解析:很容易可以看出,本段采用的是总分结构,本段第二句即为本段的总括句。
第14题: [单项选择]磺脲类口服降糖药不适宜用于:() A. 2型糖尿病患者基础治疗未达控制目标 B. 2型糖尿病患者已用胰岛素<30U/d C. 2型糖尿病对胰岛素抗药 D. 2型糖尿病合并妊娠 E. 2型糖尿病对胰岛素不敏感 参考答案:D